var Point = AbstractPrimitive.extend({
    init:function (x, y) {
        this._x = x;
        this._y = y;
    },
    setX:function (x) {
        this._x = x;
    },
    setY:function (y) {
        this._y = y;
    },
    getX:function () {
        return this._x;
    },
    getY:function () {
        return this._y;
    }

});